Medela nipple shields come in different sizes: Medela nippleshield ( nipple shield) small,(nipple guard) Medela nippleshield medium (nipple protector)and Medela nippleshield Large( nipple guards). Nipple shields (nipple guards) can help soothe sore and cracked nipples when breastfeeding. Other Medela accessories are breast shields, Medela nippleshields, Medela nippleshield small, Medela nippleshield medium, medela nipple shield large, Medela breastshield small, Medela breastshield medium, Medela . breastshield Large (niplette). weraing nippleshields breastfeeding can protect your nipple. Medela Nippleshields are very practical when breastfeeding with sore, cracked, flat or inverted nipples (niplette). They enable mothers to continue breastfeeding and allow maximum contact between mother and baby due to the specially formed contour. Made from ultra thin, soft silicone which is odourless and tasteless for the baby. For easy transportation they come in a convenient case for hygienic storage. To check size required, measure the diameter of the nipple base after breastfeeding when the nipple is warm and moist. This is the measurement that should be used as a guide for the contact Nipple Shield. Available in three sizes (small = 16 mm, medium = 20 mm, large = 24 mm). For sore and cracked nipples seek support and advice from your health professional. Medela has a complete range of products for a breastfeeding mother and baby. Medela's breastfeeding accessories help get mothers and babies off to a good start in comfort and safety. Box Contains 2 x Medela 16 mm Contact Nipple Shields (Small) 1 x Storage boxBox Contains2 x Medela 16 mm Contact Nipple Shields (Small)1 x Storage box